What is the slope of the following line ? help urgent

Carl wants to buy a television that cost $500 including taxes. to pay for television he will use a payment plan that requires him to make a down payment of $125 and then pay $70.50 each month for six months what is the percent increase from the original cast of the television to the cost of the television using a payment plan.

How many solutions does the nonlinear system of equations graphed bellow have?

Complete the steps to find 4.830 ÷ 5